diff --git a/.github/workflows/python_ci.yml b/.github/workflows/python_ci.yml
index dac4e7d..f28a6ae 100644
--- a/.github/workflows/python_ci.yml
+++ b/.github/workflows/python_ci.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: "windows-2019"
     continue-on-error: ${{ matrix.config.experimental }}
     env:
-      USING_COVERAGE: '3.6,3.7,3.8,3.9,3.10,3.11,3.12.0-alpha.7,pypy-3.6,pypy-3.7,pypy-3.8,pypy-3.9'
+      USING_COVERAGE: '3.6,3.7,3.8,3.9,3.10,3.11,3.12.0-beta.2,pypy-3.6,pypy-3.7,pypy-3.8,pypy-3.9'
 
     strategy:
       fail-fast: False
@@ -34,7 +34,7 @@ jobs:
           - {python-version: "3.9", testenvs: "py39,build", experimental: False}
           - {python-version: "3.10", testenvs: "py310,build", experimental: False}
           - {python-version: "3.11", testenvs: "py311,build", experimental: False}
-          - {python-version: "3.12.0-alpha.7", testenvs: "py312-dev,build", experimental: True}
+          - {python-version: "3.12.0-beta.2", testenvs: "py312-dev,build", experimental: True}
           - {python-version: "pypy-3.6", testenvs: "pypy36,build", experimental: False}
           - {python-version: "pypy-3.7", testenvs: "pypy37,build", experimental: True}
           - {python-version: "pypy-3.8", testenvs: "pypy38,build", experimental: True}
diff --git a/.github/workflows/python_ci_linux.yml b/.github/workflows/python_ci_linux.yml
index aac3112..db55321 100644
--- a/.github/workflows/python_ci_linux.yml
+++ b/.github/workflows/python_ci_linux.yml
@@ -23,7 +23,7 @@ jobs:
     runs-on: "ubuntu-20.04"
     continue-on-error: ${{ matrix.config.experimental }}
     env:
-      USING_COVERAGE: '3.6,3.7,3.8,3.9,3.10,3.11,3.12.0-alpha.7,pypy-3.6,pypy-3.7,pypy-3.8,pypy-3.9'
+      USING_COVERAGE: '3.6,3.7,3.8,3.9,3.10,3.11,3.12.0-beta.2,pypy-3.6,pypy-3.7,pypy-3.8,pypy-3.9'
 
     strategy:
       fail-fast: False
@@ -35,7 +35,7 @@ jobs:
           - {python-version: "3.9", testenvs: "py39,build", experimental: False}
           - {python-version: "3.10", testenvs: "py310,build", experimental: False}
           - {python-version: "3.11", testenvs: "py311,build", experimental: False}
-          - {python-version: "3.12.0-alpha.7", testenvs: "py312-dev,build", experimental: True}
+          - {python-version: "3.12.0-beta.2", testenvs: "py312-dev,build", experimental: True}
           - {python-version: "pypy-3.6", testenvs: "pypy36,build", experimental: False}
           - {python-version: "pypy-3.7", testenvs: "pypy37,build", experimental: True}
           - {python-version: "pypy-3.8", testenvs: "pypy38,build", experimental: True}
diff --git a/.github/workflows/python_ci_macos.yml b/.github/workflows/python_ci_macos.yml
index d9bf603..be8f81e 100644
--- a/.github/workflows/python_ci_macos.yml
+++ b/.github/workflows/python_ci_macos.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: "macos-latest"
     continue-on-error: ${{ matrix.config.experimental }}
     env:
-      USING_COVERAGE: '3.6,3.7,3.8,3.9,3.10,3.11,3.12.0-alpha.7,pypy-3.7,pypy-3.8,pypy-3.9'
+      USING_COVERAGE: '3.6,3.7,3.8,3.9,3.10,3.11,3.12.0-beta.2,pypy-3.7,pypy-3.8,pypy-3.9'
 
     strategy:
       fail-fast: False
@@ -34,7 +34,7 @@ jobs:
           - {python-version: "3.9", testenvs: "py39,build", experimental: False}
           - {python-version: "3.10", testenvs: "py310,build", experimental: False}
           - {python-version: "3.11", testenvs: "py311,build", experimental: False}
-          - {python-version: "3.12.0-alpha.7", testenvs: "py312-dev,build", experimental: True}
+          - {python-version: "3.12.0-beta.2", testenvs: "py312-dev,build", experimental: True}
           - {python-version: "pypy-3.7", testenvs: "pypy37,build", experimental: True}
           - {python-version: "pypy-3.8", testenvs: "pypy38,build", experimental: True}
           - {python-version: "pypy-3.9", testenvs: "pypy39", experimental: True}
diff --git a/.readthedocs.yml b/.readthedocs.yml
index edc1efe..14879d2 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -9,11 +9,13 @@ formats:
  - pdf
  - htmlzip
 python:
-  version: 3.8
   install:
    - requirements: requirements.txt
    - requirements: doc-source/requirements.txt
-   - method: pip
-     path: .
-     extra_requirements:
-      - readme,cli
+build:
+  os: ubuntu-20.04
+  tools:
+    python: '3.9'
+  jobs:
+    post_create_environment:
+     - pip install .[readme,cli]
diff --git a/formate.toml b/formate.toml
index 3770f71..a0f9f8f 100644
--- a/formate.toml
+++ b/formate.toml
@@ -52,6 +52,7 @@ known_third_party = [
     "pytest_timeout",
     "shippinglabel",
     "toml",
+    "tomli",
     "typing_extensions",
 ]
 known_first_party = "pyproject_parser"
diff --git a/tox.ini b/tox.ini
index 988913f..acbf28b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -96,6 +96,7 @@ deps =
     build[virtualenv]>=0.3.1
     check-wheel-contents>=0.1.0
     twine>=3.2.0
+    cryptography<40; implementation_name == "pypy" and python_version <= "3.7"
 commands =
     python -m build --sdist --wheel "{toxinidir}"
     twine check dist/*.tar.gz dist/*.whl